Segment:
Mid-size cruiser motorcycle
Target Audience:
Riders seeking a stylish, reliable, and comfortable cruiser for touring and everyday riding.
Key Competitors 2005:
Honda Shadow series, Yamaha V-Star series, Kawasaki Vulcan series, Harley-Davidson Sportster (smaller displacement models)
Styling:
Classic cruiser lines with modern touches, distinctive M styling cues (e.g., headlight cowl, sculpted tank).
Engine Type:
V-twin, liquid-cooled, SOHC
Drivetrain:
Shaft drive for low maintenance
Ergonomics:
Comfortable riding position for longer distances
Engine:
Disassembly, assembly, troubleshooting, diagnostics, component testing, overhaul procedures
Fuel System:
Carburetor systems, fuel pump, fuel lines, fuel tank, troubleshooting
Ignition System:
Ignition coil, spark plugs, CDI unit, timing, troubleshooting
Transmission:
Clutch operation, gearbox disassembly, assembly, maintenance, troubleshooting
Drivetrain:
Shaft drive system, bevel gears, maintenance, lubrication
Braking System:
Front and rear brake assemblies, hydraulic system, bleeding, component replacement, troubleshooting
Suspension:
Front fork (telescopic), rear shock absorber, linkage, maintenance, adjustment, overhaul
Electrical System:
Wiring diagrams, battery, charging system (stator, regulator/rectifier), lighting, starting system, switches, fuses, troubleshooting
Cooling System:
Liquid cooling system (if applicable, though M50 is air/oil cooled), coolant specifications, maintenance
Frame And Bodywork:
Frame inspection, body panel removal and installation, fairings, fenders, seat, fuel tank removal/installation
Wheels And Tires:
Wheel removal, tire mounting/dismounting, balancing, spoke maintenance, tire pressure specifications
Controls:
Handlebar, levers, pedals, cables, adjustments
Exhaust System:
Exhaust pipes, muffler, gasket replacement, torque specifications
Maintenance:
Routine maintenance checks, lubrication schedules, filter replacements, fluid changes
Troubleshooting:
Diagnostic charts for common problems, symptom-based troubleshooting
Repair:
Step-by-step repair instructions for all major and minor components
Overhaul:
Detailed procedures for complete engine and transmission rebuilds
Diagnostics:
Component testing, measurement specifications, electrical system diagnostics
Specifications:
Torque specifications, clearances, fluid capacities, electrical resistance values
Depth:
Intermediate to Advanced: Covers basic maintenance to complete engine teardown and rebuild, including detailed diagnostics.
Engine Type:
Four-stroke, V-twin, 8-valve, SOHC
Displacement:
805 cc (49.1 cu. in.)
Bore X Stroke:
83.0 mm x 75.0 mm (3.27 in. x 2.95 in.)
Cooling System:
Liquid-cooled with oil cooler
Horsepower Est:
~50-53 HP @ 6,000 RPM (Manufacturer estimates may vary)
Torque Est:
~50-53 lb-ft @ 4,000 RPM (Manufacturer estimates may vary)
Carburetion:
Dual Mikuni BSR34 carburetors
Fuel Tank Capacity:
3.4 US gal (12.9 L)
Fuel Type:
Unleaded gasoline, 87 octane minimum
Ignition:
Electronic ignition (CDI)
Spark Plugs:
NGK CR9E or DENSO U27ETR (refer to manual for precise part numbers and gap)
Oil Change:
Every 3,000 miles (5,000 km) or 6 months, whichever comes first (refer to manual for exact interval and conditions).
Air Filter:
Inspect every 3,000 miles, clean/replace as needed (refer to manual for detailed inspection interval).
Spark Plugs:
Replace every 7,500 miles (12,000 km) or as per manual recommendation.
Brake Fluid:
Flush and replace every 2 years regardless of mileage (DOT 4 recommended).
Engine Oil Type:
Suzuki recommends API SE, SF, or SG grade oil. Viscosity: 10W-40 or 10W-50 depending on climate. (Verify with manual for precise specifications and oil cooler considerations).
Engine Oil Capacity:
Approx. 2.6 US qt (2.5 L) with filter change. (Refer to manual for exact capacity).
Coolant Type:
Not applicable (Air/oil-cooled engine)
Common Complaints:
Some owners report occasional carburetor synchronization issues, minor vibration at certain RPMs (typical for V-twins), and potential for weak starter clutch on higher mileage units. Refer to manual for diagnostic procedures.
Maintenance Focus:
Regular oil changes, checking tire pressure, brake system maintenance, and proper carburetor tuning are key for longevity.
Manufacturer:
Suzuki Motor Corporation, a Japanese manufacturer with a long history in motorcycles, automobiles, and marine engines.
Predecessor:
Suzuki Intruder VS800 (VZ800 Boulevard M50 is an evolution/rebranding of the Intruder platform).
Boulevard Lineup:
The Boulevard line, introduced in 2005, aimed to consolidate Suzuki's cruiser offerings under a unified brand identity, including the M50, C50, and S40 models.
Production Period Model:
The VZ800 platform has been in production in various forms since the late 1980s/early 1990s.